Home / 147,512.50-221,293.36-47,660.92

Finding the Fourth Proportional to 147,512.50, 221,293.36 and 47,660.92

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Solution

The fourth proportional to 147,512.50, 221,293.36 and 47,660.92 is: 71,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,512.50 : 221,293.36 = 47,660.92 : x
  2. Step 2: Convert to fraction form
    147,512.50/221,293.36 = 47,660.92/x
  3. Step 3: Cross multiply
    147,512.50x = 221,293.36 × 47,660.92
  4. Step 4: Simplify right side
    147,512.50x = 10,547,045,127.49
  5. Step 5: Solve for x
    x = 10,547,045,127.49/147,512.50
  6. Step 6: Final answer
    x = 71,499.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.